42772520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{883}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 110747520

約数和(自身を除く): 67975000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 280, 346, 692, 865, 883, 1211, 1384, 1730, 1766, 2422, 3460, 3532, 4415, 4844, 6055, 6181, 6920, 7064, 8830, 9688, 12110, 12362, 17660, 24220, 24724, 30905, 35320, 48440, 49448, 61810, 123620, 152759, 247240, 305518, 611036, 763795, 1069313, 1222072, 1527590, 2138626, 3055180, 4277252, 5346565, 6110360, 8554504, 10693130, 21386260, 42772520]

約数ペア:

[(1, 42772520), (2, 21386260), (4, 10693130), (5, 8554504), (7, 6110360), (8, 5346565), (10, 4277252), (14, 3055180), (20, 2138626), (28, 1527590), (35, 1222072), (40, 1069313), (56, 763795), (70, 611036), (140, 305518), (173, 247240), (280, 152759), (346, 123620), (692, 61810), (865, 49448), (883, 48440), (1211, 35320), (1384, 30905), (1730, 24724), (1766, 24220), (2422, 17660), (3460, 12362), (3532, 12110), (4415, 9688), (4844, 8830), (6055, 7064), (6181, 6920)]